public class Test3 {
    public static void main(String[] args) {
      B1 b1 = new B1();
      B1 b2 = new B1();

       System.out.println(b1.a);
       b1.a = 1 ;
        System.out.println(b2.a);

        System.out.println(b1.c);
        b1.c = 10 ;
        System.out.println(b2.c);

    }
}
class B1{
    static int a = 122 ; // 1
    int c  =1 ;

}
